1111152134 has 4 divisors (see below), whose sum is σ = 1666728204. Its totient is φ = 555576066.

The previous prime is 1111152131. The next prime is 1111152157. The reversal of 1111152134 is 4312511111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4312511111 = 19 ⋅226974269.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1111152131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 277788032 + ... + 277788035.

It is an arithmetic number, because the mean of its divisors is an integer number (416682051).

Almost surely, 2^1111152134 is an apocalyptic number.

1111152134 is a deficient number, since it is larger than the sum of its proper divisors (555576070).

1111152134 is an equidigital number, since it uses as much as digits as its factorization.

1111152134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 555576069.

The product of its digits is 120, while the sum is 20.

The square root of 1111152134 is about 33333.9486709871. The cubic root of 1111152134 is about 1035.7569152598.

Adding to 1111152134 its reverse (4312511111), we get a palindrome (5423663245).

The spelling of 1111152134 in words is "one billion, one hundred eleven million, one hundred fifty-two thousand, one hundred thirty-four".